third_party/WebKit/LayoutTests/shadow-dom/link-title.html - Issue 2177163002: Allow <link rel=stylesheet> in a connected shadow tree

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Issue 2177163002: Allow <link rel=stylesheet> in a connected shadow tree (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: update Created 4 years, 4 months ago

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	1 <!DOCTYPE html>

	2 <script src="../resources/testharness.js"></script>

	3 <script src="../resources/testharnessreport.js"></script>

	4 <script src="resources/shadow-dom.js"></script>

	5 <body>

	6 <div id="host">

	7 <template mode-data="open">

	8 <link rel="stylesheet" title="hello1" href="data:text/css,#shadowChild1 { color: green }">

	9 <link rel="stylesheet" title="hello2" href="data:text/css,#shadowChild2 { color: green }">

	10 <link rel="alternate stylesheet" title="world1" href="data:text/css,#shado wChild3 { color: green }">

	11 <div id="shadowChild1"></div>

	12 <div id="shadowChild2"></div>

	13 <div id="shadowChild3"></div>

	14 <div id="shadowChild4"></div>

	15 </template>

	16 </div>

	17 <div id="bodyChild1"></div>

	18 <div id="bodyChild2"></div>

	19 <script>convertTemplatesToShadowRootsWithin(host);</script>

	20 <link rel="stylesheet" title="preferred1" href="data:text/css,#bodyChild1 { co lor: green }">

	21 <link rel="stylesheet" title="preferred2" href="data:text/css,#bodyChild2 { co lor: green }">

	22 </body>

	23 <script>

	24 function colorFor(elem) {

	25 return document.defaultView.getComputedStyle(elem, '').color;

	26 }

	27

	28 test(() => {

	29 assert_equals(colorFor(bodyChild1), 'rgb(0, 128, 0)', 'A link in a shadow tree does not have any effect on the preferred stylesheet on a document tree.');

	30 assert_equals(colorFor(bodyChild2), 'rgb(0, 0, 0)', 'A non-preferred styleshee t should not be used.');

	31

	32 assert_equals(colorFor(host.shadowRoot.querySelector('#shadowChild2')), 'rgb(0 , 128, 0)', 'A title attribute should be ignored in a shadow tree.');

	33 assert_equals(colorFor(host.shadowRoot.querySelector('#shadowChild2')), 'rgb(0 , 128, 0)', 'A title attribute should be ignored in a shadow tree. Both hello1 a nd hello2 are enabled in a shadow tree.');

	34 // Setting document.selectedStyleSheetSetName currently has no effect to activ ate alternate stylesheets. We can not test to select alternate stylesheet in a s hadow tree.

	35 assert_equals(colorFor(host.shadowRoot.querySelector('#shadowChild3')), 'rgb(0 , 0, 0)', 'An alternate stylesheet should be disabled by default.');
	rune 2016/08/01 09:22:15 A test for <link rel="alternate stylesheet" title= A test for <link rel="alternate stylesheet" title="preferred1"> and <link rel="stylesheet" title="preferred1"> inside the shadow tree should be key tests here. hayato 2016/08/03 04:24:19 Done. I have updated the test. Done. I have updated the test.
	36 }, '<link rel="stylesheet"> should work in a connected shadow tree.');

	37 </script>

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